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Q5431-02-04 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

Q5431-02-04: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: BINDING, head_height: 0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN, thread_length: 0.250 INCHES MINIMUM IN, screw_material: STEEL COMP 430. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-282-3238, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
Q5431-02-04
NSN: 5305-00-282-3238
FSC: 5305 — Screws
CAGE: 35351 — GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
head_styleBINDING
head_height0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
thread_length0.250 INCHES MINIMUM IN
screw_materialSTEEL COMP 430
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.086 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch56
NSN5305-00-282-3238
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: Q5431-02-04 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,CL4 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.250 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.086 INCHES IN
•
HEAD STYLE: BINDING
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.250 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL4 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.250 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.086 INCHES IN
HEAD STYLEBINDING
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 430
INTERNAL DRIVE STYLESLOT
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
SSB263-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Q5431-02-04?
Q5431-02-04 is a SCREW,MACHINE.
What parts can replace Q5431-02-04?
There is 1 known substitute for Q5431-02-04: SSB263-2. Substitute compatibility should be verified for your specific system.
What is the NSN for Q5431-02-04?
Q5431-02-04 is cataloged in the U.S. Government catalog under NSN 5305-00-282-3238. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.